Navigating the EU Animal Health Certificate: A 2026 Step-by-Step Guide

• Single Use: The AHC is valid for only one entry into the EU.
• 10-Day Window: You must enter the EU within 10 days of the certificate being issued.
• 4-Month Validity: Once inside, it allows for 4 months of travel between EU countries.
• Official Vets Only: Only an Official Veterinarian (OV) can sign the document.

The EU Animal Health Certificate is a complex, multi-page document that verifies your pet is microchipped and vaccinated against rabies. For travelers from Great Britain (England, Scotland, and Wales), this is the mandatory replacement for the old EU pet passport.

Unlike a passport, which lasted for the lifetime of the vaccinations, the AHC is a single-trip document. Every time you leave GB to enter the EU or Northern Ireland, you need a brand new certificate. It feels repetitive, and frankly, it is a bit of an administrative burden, but it is the current reality of cross-border travel.

The Three Timelines You Must Know

1. Entry Validity: You must cross the border within 10 days of the vet signing the AHC.
2. Onward Travel: Once you have entered the EU, the document is valid for 4 months of travel between other EU member states.
3. Re-entry: It is valid for 4 months for your return to Great Britain.

As a former Veterinary Technician, I can tell you that OVs (Official Veterinarians) are under immense pressure to get these right. Help them help you by following this timeline strictly.

Step 1: The Microchip & Rabies Vaccination

Your pet must be microchipped before or at the same time as their rabies vaccination. If you vaccinate first and chip later, the vaccination is void for travel purposes.

The 21-Day Rule: You cannot travel until 21 days have passed since the primary rabies vaccination. If your pet has a continuous history of booster shots kept up to date, you don't need to wait, but you must have proof of that history.

Step 2: Book the OV Appointment

Not every vet can issue an AHC. They must hold the specific government qualification. In 2026, many practices have dedicated 'Travel Clinics,' but they book up weeks in advance, especially before school holidays.

When to book: Schedule the appointment for no more than 10 days before your ferry or train departure. Ideally, aim for 3-5 days before to allow a buffer for corrections.

Step 3: The Appointment Checklist

Bring the following to your vet visit:

• Proof of microchipping date.
• Vaccination card showing a valid rabies shot.
• The owner who will be traveling with the pet (to sign the declaration).

The vet will fill out the animal health certificate form, which is often bilingual (English and the language of your port of arrival, usually French). It can run up to 10-12 pages.

Let's be honest: this isn't cheap. In 2026, prices have adjusted with inflation.

Pro Tip: Shop around. Some rural vets charge significantly less than big city hospitals. Since you need to visit the vet in person with the animal, you can't do this remotely, but you can drive a town over to save £50.

When you arrive at Eurotunnel (Le Shuttle) or the ferry port (Dover/Newhaven/etc.), you do not go to the standard check-in immediately. You must visit the Pet Reception building first.

1. Hand over the docs: Give the agent your AHC. They will scan the microchip on your dog (or hand you the scanner to do it through the car window).
2. The Check: They compare the chip number to the document and verify the rabies dates.
3. The Tag: Once approved, you get a hanger for your rearview mirror or a sticker for your windshield indicating you have "Pets on Board."

This process usually takes 10-20 minutes, but in peak summer months, queues can stretch to an hour. Always arrive at least 90 minutes before your departure.

The AHC gets you out, but the tapeworm treatment gets you back.

Unless you are traveling directly from Ireland, Northern Ireland, Finland, Malta, or Norway, dogs must be treated for tapeworm by a vet before returning to Great Britain.

• Timing: The treatment must be given no less than 24 hours and no more than 120 hours (5 days) before you check in for your return journey.
• The Evidence: The vet must record this treatment on your AHC (there is a specific table on the last few pages for this).

If you miss this window, you will be denied boarding and forced to find a local French vet, get the pill, and wait 24 hours in a hotel before trying again. It happens more often than you think.

• The "Valid From" Date: Ensure the rabies vaccination is valid for the entire duration of your trip. If it expires while you are in Spain, you cannot legally travel or return until you revaccinate and wait (potentially 21 days).
• Language Barrier: The AHC must be in the language of the first country you enter. If you take the ferry to Santander, you need a Spanish form. If you drive through France to get to Spain, you need a French form.
• Group Travel: If you are traveling with more than 5 pets, different "commercial" rules apply unless you are going to a competition/show and have written proof.